// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef BASE_TEST_POWER_MONITOR_TEST_BASE_H_
#define BASE_TEST_POWER_MONITOR_TEST_BASE_H_

#include "base/message_loop/message_loop.h"
#include "base/power_monitor/power_monitor.h"
#include "base/power_monitor/power_monitor_source.h"

namespace base {

class PowerMonitorTestSource : public PowerMonitorSource {
public:
    PowerMonitorTestSource();
    ~PowerMonitorTestSource() override;

    void GeneratePowerStateEvent(bool on_battery_power);
    void GenerateSuspendEvent();
    void GenerateResumeEvent();

protected:
    bool IsOnBatteryPowerImpl() override;

    bool test_on_battery_power_;
    MessageLoop message_loop_;
};

class PowerMonitorTestObserver : public PowerObserver {
public:
    PowerMonitorTestObserver();
    ~PowerMonitorTestObserver() override;

    // PowerObserver callbacks.
    void OnPowerStateChange(bool on_battery_power) override;
    void OnSuspend() override;
    void OnResume() override;

    // Test status counts.
    bool last_power_state() { return last_power_state_; }
    int power_state_changes() { return power_state_changes_; }
    int suspends() { return suspends_; }
    int resumes() { return resumes_; }

private:
    bool last_power_state_; // Last power state we were notified of.
    int power_state_changes_; // Count of OnPowerStateChange notifications.
    int suspends_; // Count of OnSuspend notifications.
    int resumes_; // Count of OnResume notifications.
};

} // namespace base

#endif // BASE_TEST_POWER_MONITOR_TEST_BASE_H_
